Mitsubishi PLH-P1.6KAH User Manual

Provisional
publication
Parts lists for some models are not included in this manual.
As soon as they are completed, the manual included the lists for all models will be published.
TECHNICAL & SERVICE MANUAL
SPLIT-TYPE,HEAT PUMP AIR CONDITIONERS
CONTENTS
1. TECHNICAL CHANGES······························3
2. COMBINATION OF INDOOR AND OUTDOOR UNITS··3
3. SAFETY PRECAUTION·······························4
4. PART NAMES AND FUNCTIONS ···············6
5. SPECIFICATIONS ······································11
6. DATA ··························································17
7. OUTLINES AND DIMENSIONS ·················36
8. WIRING DIAGRAM ·······································37
9. REFRIGERANT SYSTEM DIAGRAM ··············38
10. TROUBLESHOOTING ·······························39
11. DISASSEMBLY PROCEDURE ··················41
12. PARTS LIST ···············································44
13. OPTIONAL PARTS ····································48
Indoor unit
[Model names] [Service Ref.]
PLH-P1.6KAH PLH-P1.6KAH.UK
PLH-P1.6KAH
1.UK
PLH-P2KAH PLH-P2KAH.UK
PLH-P2KAH
1.UK
PLH-P2.5KAH PLH-P2.5KAH.UK
PLH-P2.5KAH
1.UK
No. OC235
INDOOR UNIT
FILTER
CHECK MODE
TEST RUN
REMOTE CONTROLLER
R407C
REVISED EDITION-B
ON/OFF
CENTRALLY CONTROLLED
ERROR CODE
CLOCK
ON OFF
˚C
CHECK
CHECK MODE
FILTER
TEST RUN
FUNCTION
˚C
1Hr.
NOT AVAILABLE
STAND BY
DEFROST
TEMP.
PLH-P1.6, 2, 2.5KAH.UK PLH-P1.6, 2, 2.5KAH1.UK
Ceiling Cassettes
Series PLH
Revision:
• “12. PARTS LIST” has been
modified.
• Program timer <PAC-YT32PTA>
has been added in
“13. OPTIONAL PARTS”.
• Please void OC235 REVISED
EDITION-A.
Note:
• Refer to the OCT03 REVISED
EDITION-E as for control
relation. This manual does
not cover outdoor units. When
servicing them, please refer to
the service manual No.OC180
REVISED EDITION-A OC261
and this manual in a set.
Model name
indication
OC235B---1.qxp 04.9.29 3:22 PM Page 1

Mitsubishi PLH-P1.6KAH Specifications

General

Cooling Capacity	1.6 kW
Heating Capacity	1.8 kW
Power Source	220-240V, 50Hz
Indoor Unit Weight	9 kg
Type	Wall Mounted
Power Supply	1-phase

Summary

1. TECHNICAL CHANGES

2. COMBINATION OF INDOOR AND OUTDOOR UNITS

3. SAFETY PRECAUTION

[1] Service tools

Lists exclusive service tools for R407C refrigerant.

[2] Notice on repair service

Guidelines for refrigerant recovery and recharging.

[3] Refrigerant recharging

Process for recharging refrigerant, direct and leakage cases.

4. PART NAMES AND FUNCTIONS

Indoor Unit Components

Identifies key components of the indoor unit with a diagram.

Remote Controller Operation & Display

Details operation buttons, displays, and functions for remote controllers.

5. SPECIFICATIONS

PLH-P1.6KAH.UK Specifications

Technical specifications for the PLH-P1.6KAH.UK model.

PLH-P2KAH.UK Specifications

Technical specifications for the PLH-P2KAH.UK model.

PLH-P2.5KAH.UK Specifications

Technical specifications for the PLH-P2.5KAH.UK model.

PLH-P1.6KAH1.UK Specifications

Technical specifications for the PLH-P1.6KAH1.UK model.

PLH-P2KAH1.UK Specifications

Technical specifications for the PLH-P2KAH1.UK model.

PLH-P2.5KAH1.UK Specifications

Technical specifications for the PLH-P2.5KAH1.UK model.

6. DATA

1. PERFORMANCE DATA

Cooling capacity data for PLH-P1.6KAH.UK / PUH-P1.6VGA, PUH-P1.6YGA.

Cooling Capacity Performance Data

Detailed cooling capacity data for various models and conditions.

2) HEATING CAPACITY

Heating capacity data for various PUH-P models.

2. PERFORMANCE CURVE

Cooling performance curve(50Hz)

Graphical representation of cooling performance based on outdoor conditions.

Heating performance curve(50Hz)

Graphical representation of heating performance based on outdoor conditions.

3. ELECTRICAL DATA

Electrical Data by Voltage/Phase Configuration

Electrical specifications (voltage, current, input) for different power configurations.

4. STANDARD OPERATION DATA

Outlet Air Speed and Coverage Range

Information on outlet air speed and coverage range for fan settings.

6. NOISE CRITERION CURVES

7. OUTLINES AND DIMENSIONS

Indoor Unit Outlines and Dimensions

Detailed dimensions and outline drawing of the indoor unit.

8. WIRING DIAGRAM

9. REFRIGERANT SYSTEM DIAGRAM

10. TROUBLESHOOTING

Component Testing and Thermistor Characteristics

Procedures for checking parts and characteristic graphs for thermistors.

11. DISASSEMBLY PROCEDURE

Indoor Unit Disassembly Steps

Step-by-step guide for disassembling the indoor unit and its components.

12. PARTS LIST

Panel Parts List

Lists panel components with part numbers, specifications, and quantities.

Functional Parts List

Lists functional components with part numbers, specifications, and quantities.

13. OPTIONAL PARTS

Program Timer Details

Details on program timer installation, features, and functions.

Other Optional Accessories

Lists part numbers for various optional accessories like panels and sensors.